package com.jt.mapper;

import com.jt.pojo.User;

import java.util.List;

/**
 * @outhor fufeixiang
 * @date 2021-04-28
 */

public interface UserMapper {
    List<User> findAll();

    void insertUser(User user);

    void updateUser(String oldName, String newName);

    void deleteUser(String name);
}
